package com.j283_5.wisdom_park.config;

import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class WebMVCConfig implements WebMvcConfigurer {

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/**")
                .addResourceLocations("classpath:/static/");
        /**
         * 配置swagger-ui显示文档
         */
        registry.addResourceHandler("swagger-ui.html")
                .addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**")
                .addResourceLocations("classpath:/META-INF/resources/webjars/");
    }

    @Override
    public void addCorsMappings(CorsRegistry registry) {
        //每次调用registry.addMappin可以添加一个跨域配置，需要多个配置可以多次调用registry.addMapping
        registry.addMapping("/**")
                .allowedOrigins("*") //放行哪些原始域
                .allowedMethods("PUT", "DELETE","POST", "GET") //放行哪些请求方式
                .allowedHeaders("*") //放行哪些原始请求头部信息
                .exposedHeaders("head1") //暴露哪些头部信息
                .allowCredentials(false) //是否发送 Cookie
                .maxAge(3600);
    }
}
